Notes on the Cluster Gutzwiller Method: Inhomogeneous Lattices, Excitations, and Cluster Time Evolution

2016/08/09 by Dirk-Sören Lühmann, Lühmann, Dirk-Sören
Physics and Astronomy · #FOS: Physical sciences #Quantum Gases (cond-mat.quant-gas) #Random lasers and scattering media #Spectroscopy and Quantum Chemical Studies #Theoretical and Computational Physics

paper · pdf · doi:10.48550/arxiv.1608.02905

openalex publication_date 2016/08/09 · openalex created_date 2016/08/23 · openalex updated_date 2026/07/28

Abstract

Several perspectives of the cluster Gutzwiller method are briefly discussed. I show that the cluster mean-field method can be used for large inhomogeneous lattices, for computing local excitations, and for the time evolution of correlated quantum systems.

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• Bose-Einstein condensation in exotic lattice geometries

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